'She Was Pretty' has released the music video for Super Junior Siwon's song "Only You".

Siwon, who plays the 4D character Kim Shin Hyuk, released the song for the OST last week, and fans can now enjoy the MV. It's the fifth released song for the drama, and it's a soft and beautiful song with endearing, romantic lyrics. 

The MV features stills of Siwon flashing his handsome smile on set. Check it out above!